> For any new money, it goes like this: 1. Store of value. 2. Medium of exchange. 3. Unit of account.

I’m struggling to think of a currency that started as a store of value and then became a medium of exchange. Most currencies [1] started out worthless for good theoretical reasons. If they started valuable, they’d be subject to Gresham’s law and not transacted.

[1] The U.S. dollar, pounds Sterling, the Euro, the Swiss franc, money in the free banking era, Song Dynasty jiaozi, et cetera